# うちの子手帳 vs ReptilesFunction

The clearest difference is in-app purchases: うちの子手帳 at none against ReptilesFunction's 2. うちの子手帳 also leads on iOS requirement (11.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ReptilesFunction sells 2 in-app purchases, starting at $1.99 per month. うちの子手帳 asks for nothing beyond the download.

うちの子手帳 ships an update fortnightly, ReptilesFunction every 2 weeks. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | うちの子手帳 | ReptilesFunction |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 32 MB | 85 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [TAS Company Limited.](https://appshunter.io/developer/1291818571) | [imada katsuki](https://appshunter.io/developer/1756699653) |

## What reviewers say

### うちの子手帳

[App page](https://appshunter.io/ios/app/id1450898484)

**Features:** macOS Compatibility

**In-app purchases:** none


### ReptilesFunction

[App page](https://appshunter.io/ios/app/reptilesfunction-repfun/id6541752715)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReptilesFunction Premium Monthly | $1.99 | per month |
| ReptilesFunction Premium Annual | $17.99 | per year |


## Frequently asked questions

### Is うちの子手帳 free?

うちの子手帳 is free to download, with no in-app purchases.

### Is ReptilesFunction free?

ReptilesFunction is free to download, with in-app purchases available.

### Do うちの子手帳 or ReptilesFunction have ads?

Both うちの子手帳 and ReptilesFunction show ads.

### Which is updated more often, うちの子手帳 or ReptilesFunction?

うちの子手帳 ships an update fortnightly, and ReptilesFunction every 2 weeks. Most recently, うちの子手帳 was updated on October 10, 2026 and ReptilesFunction on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*